Zoology. The protruding forepart of the head of a tapeworm, typically armed with hooklets or spines.
| 单词 | θ32440 | 
| 释义 | the world > animals > invertebrates > subkingdom Metazoa > grade Triploblastica or Coelomata > phylum Platyhelminthes > 			[noun]		 > class Cestodes > member of > segmented > hooked part of head (1)		 rostellum1837 Zoology. The protruding forepart of the head of a tapeworm, typically armed with hooklets or spines. | 
| 随便看 | 
 | 
英语词典包含1132095条英英释义在线翻译词条,基本涵盖了全部常用单词的英英翻译及用法,是英语学习的有利工具。